Davide Libenzi XMail 0.58 APOP Comman memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.5$0-$5k0.00

A vulnerability was found in Davide Libenzi XMail 0.58. It has been classified as very critical. Affected is an unknown code block of the component APOP Comman Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Buffer overflow in XMail POP3 server before version 0.59 allows remote attackers to execute arbitrary commands via a long APOP command.

The weakness was disclosed 11/14/2000 by FIRST with SecuriTeam as not defined posting (Bugtraq). The advisory is shared for download at archives.neohapsis.com. This vulnerability is traded as CVE-2000-0841. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 06/25/2021).

The vulnerability scanner Nessus provides a plugin with the ID 10559 (XMail APOP / USER Command Remote Overflow), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gain a shell remotely and running in the context r.

Upgrading to version 0.59 eliminates this vulnerability. Attack attempts may be identified with Snort ID 1635.

The vulnerability is also documented in the databases at X-Force (5191) and Tenable (10559). The entry 15971 is pretty similar.

Productinfo

Vendor

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 10559
Nessus Name: XMail APOP / USER Command Remote Overflow
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: XMail 0.59

Snort ID: 1635
Snort Message: PROTOCOL-POP APOP overflow attempt
Snort Class: 🔍

Suricata ID: 2101635
Suricata Class: 🔍
Suricata Message: 🔍
McAfee IPS: 🔍
McAfee IPS Version: 🔍

SourceFire IPS: 🔍
ISS Proventia IPS: 🔍

Timelineinfo

09/07/2000 🔍
11/14/2000 +68 days 🔍
11/14/2000 +0 days 🔍
11/14/2000 +0 days 🔍
11/28/2000 +14 days 🔍
07/27/2003 +971 days 🔍
06/30/2014 +3991 days 🔍
06/25/2021 +2552 days 🔍

Sourcesinfo

Advisory: archives.neohapsis.com
Researcher: FIRST
Organization: SecuriTeam
Status: Not defined
Confirmation: 🔍

CVE: CVE-2000-0841 (🔍)
X-Force: 5191
Vulnerability Center: 1512 - Buffer Overflow in Xmail pop3 Server Allows Arbitrary Code Execution via Long APOP Command, High
SecurityFocus: 1652 - XMail Buffer Overflow Vulnerability

See also: 🔍

Entryinfo

Created: 06/30/2014 12:44
Updated: 06/25/2021 09:08
Changes: 06/30/2014 12:44 (73), 05/10/2019 21:34 (6), 06/25/2021 09:08 (2)
Complete: 🔍

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